Craniscus
Genus of brachiopods
Craniscus Temporal range: Upper Jurassic–Recent PreꞒ Ꞓ O S D C P T J K Pg N | |
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Craniscus tripartitus | |
Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Brachiopoda |
Class: | Craniata |
Order: | Craniida |
Family: | Craniidae |
Genus: | Craniscus Dall, 1871 |
Species | |
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Craniscus is a genus of small brachiopods (lamp shells). The shell is approximately round to square with one side rounded. The ventral valve is approximately flat and attached to the underground by the entire surface. The outside of the dorsal valve is more or less conical, the inside is divided by three ridges that join in the center.[1]
References
- ^ Lee, D.E.; Burton, C.H.C. (1986). "Neocrania n.gen., and a revision of Cretaceous-Recent brachiopod genera in the family Craniidae". Bulletin of the British Museum (Natural History), Geology Series. 40: 141–160. ISSN 0968-0462.
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